Platform Security Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Platform Security Engineer based in United States.

This role offers the opportunity to strengthen the security foundation of a modern AI-powered enterprise platform.

You will design and build secure systems that protect authentication, authorization, communications, and sensitive data.

Working across engineering and product teams, you will embed security best practices throughout the software development lifecycle.

Your work will directly influence the reliability, scalability, and security posture of critical platform components.

You will investigate emerging threats, improve security testing, and help teams respond effectively to security incidents.

The environment values ownership, technical curiosity, collaboration, and the ability to solve complex problems proactively.

This is an impactful opportunity to help build secure infrastructure for AI-driven products used by organizations around the world.

Accountabilities

• Design, develop, test, and maintain secure software supporting core platform capabilities, with particular focus on authentication, authorization, API security, secure service communication, data storage, and access controls.
• Partner with engineering and product teams to integrate security principles and practices throughout the development lifecycle.
• Conduct security-focused code reviews, identify vulnerabilities and risks, and recommend practical improvements to existing codebases.
• Develop and maintain automated security testing processes, including approaches such as static analysis and other security validation methodologies.
• Monitor emerging security threats, vulnerabilities, attack techniques, and mitigation strategies, applying relevant learnings to strengthen platform defenses.
• Participate in security incident response activities, helping investigate issues, coordinate remediation, and improve preventative controls.
• Continuously assess and improve the platform's overall security posture through new controls, architectural improvements, and security-focused engineering practices.
• Document security processes, procedures, technical decisions, and best practices to support consistent adoption across teams.
• Contribute to a collaborative, customer-focused engineering culture by taking ownership of high-impact security initiatives and supporting teammates across a range of security challenges.

Requirements

• Bachelor's degree in Computer Science or a related technical discipline; a Master's degree is a strong plus.
• 5+ years of professional software development experience with a significant focus on application, platform, or cloud security.
• Proven experience designing and implementing secure authentication and authorization systems.
• Strong understanding of secure coding principles, application security practices, and frameworks such as the OWASP Top 10.
• Experience with secure communication protocols such as TLS/SSL and a solid understanding of security considerations for distributed systems.
• Familiarity with security testing tools and methodologies, including static code analysis and penetration testing.
• Strong programming skills in one or more languages such as Go, Python, Java, or C++, with an emphasis on reliability, scalability, and well-tested components.
• Experience with cloud security principles and tools, particularly across AWS or GCP environments.
• Knowledge of container security, including Docker and Kubernetes security practices.
• Understanding of operating in customer-focused, cross-functional engineering environments where priorities can evolve quickly.
• Strong analytical and problem-solving abilities, combined with excellent written and verbal communication skills.
• Demonstrated ownership, initiative, curiosity, and willingness to learn and take responsibility for both individual tasks and larger security features.
• Ability to work effectively both independently and collaboratively across engineering, product, and other functions.
• A genuine interest in security and a commitment to building secure, reliable, and scalable systems.

Benefits

• Competitive base salary ranging from $185,000 to $260,000 USD annually, depending on location, level, knowledge, skills, and experience.
• Certain positions may also be eligible for variable compensation, equity, and additional benefits.
• Comprehensive medical, vision, and dental coverage.
• Generous paid time-off policy.
• Access to a 401(k) retirement plan to support long-term financial goals.
• Home office improvement stipend.
• Annual education stipend supporting continued professional development and learning.
• Annual wellness stipend supporting employee health and wellbeing.
• Opportunities to participate in company events and a collaborative, inclusive culture.
• Remote work environment with the flexibility to contribute from across the United States.
• An AI-focused culture that encourages employees to explore and integrate AI tools and workflows into their everyday work.
• Commitment to an inclusive workplace where diverse perspectives, backgrounds, and experiences are valued.